//=============================================================================
// Copyright (C) 2010 Athip Rooprayochsilp <athipr@gmail.com>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//	        
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
//=============================================================================

#ifndef __SAI_MATH_EIGENSOLVER__
#define __SAI_MATH_EIGENSOLVER__

namespace sai
{
namespace math
{

typedef enum 
{
  ONE_POWERMETHOD,
  ALL_JACOBIMETHOD
}EigenSolverProperty;

class Matrix;
class EigenSolverImpl;
class EigenSolver
{
  friend class Matrix;
  private:
    EigenSolverImpl *_impl;
    Matrix          *_matrix;

  private:
    EigenSolver(Matrix *matrix);

  public:
    ~EigenSolver();

    void            configure(EigenSolverProperty);
    void            solve();
    VectorList&     getEigenVectors();
    MatrixDataList& getEigenValues();
};

}
}

#endif
